The Adventure Journal is a player character's progress log in Tree of Savior. It serves to have the player know how much of the game's content that he/she has unlocked on a particular character. Progress logs are rather rare features in video games in general and having one in an MMORPG. In tree of savior, adventure journal contains all information about your character’s progress, such as items, monster, crafting, maps. Expanding your adventure journal which can help you get more different rewar